REM This script uses FFPLAY to display vectorscope
REM with waveform parade and luma of OBS Virtual Camera
REM Copyright (c) 2020 Jacob Maximilian Fober
REM This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 License.
REM (CC BY-SA 3.0) https://creativecommons.org/licenses/by-sa/3.0/
echo off & cls
title=OBS Grading Scopes (Virtual Camera)
set /a cpuT=%NUMBER_OF_PROCESSORS%-1
goto :instruction
:scope
ffplay -hide_banner -filter_threads %cpuT% -an -sn ^
-f dshow -i video="OBS Virtual Camera" ^
-window_title "OBS Virtual Camera" ^
-vf split=3[parade][luma][vector];^

[vector]format=yuv420p,^
vectorscope=mode=color4:colorspace=709:graticule=invert:flags=white+name,^
drawbox=w=4:h=4:t=1:x=104-2:y=98-2:c=invert,^
drawbox=w=4:h=4:t=1:x=110-2:y=106-2:c=invert,^
drawbox=w=4:h=4:t=1:x=116-2:y=113-2:c=invert,^
drawbox=w=4:h=4:t=1:x=122-2:y=120-2:c=invert^
[vector];^

[luma]scale=256:ih,format=yuv420p,^
waveform=filter=lowpass:scale=ire:graticule=orange:flags=dots+numbers^
[luma];^

[parade]scale=256:ih,format=gbrp,^
waveform=filter=lowpass:components=7:display=overlay^
[parade];^

[parade][luma][vector]hstack=3
if errorlevel 9009 (
	cls
	title=OBS Grading Scopes - Error
	ffplay
	echo.
	echo Missing FFplay.exe software.
	echo Please check your user Environment Variables in system settings.
	echo.
	echo You can download FFplay packages at:
	echo https://ffmpeg.org
	echo.
	echo ...press any key to visit download website
	pause
	start https://ffmpeg.org/download.html#build-windows
	goto :eof
)
echo.
pause
cls
:instruction
echo  Key bindings:
echo  ÚÄÄÄÄÄÄÄÄÂÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄ¿
echo  ³"Q",ESC ³ Quit              ³
echo  ³"F"     ³ Toggle full-screen³
echo  ³"P",SPC ³ Pause             ³
echo  ÀÄÄÄÄÄÄÄÄÁÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÄÙ
echo.
goto :scope